On Mon, 18 Mar 2013 15:54:19 -0400, Bob Engelhardt
wrote:
35 lb tungsten "ballast" blocks (race cars): $1877
http://www.stockcarsteel.com/tungsten/
Twice as dense as steel & 50% more than lead, but what a price to pay
for the little space that it saves.
We've got a block of tungsten that pretty much fills up the inside of
a little plastic Pelican case. It's funny watching people do a
double-take when they pick it up.